• Chris King 1.5" Devolution Reducer Headset

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Chris King 1.5" Devolution Reducer Headset

Our Devolution™ headset solves one tough problem. Or is it two? How to use your new frame with your old fork? What about using your old frame with a new fork?

Upgrades and crash replacement can lead to all sorts of combinations and in today’s electronic marketplace, you can buy all sorts of stuff from all sorts of places. Want to do something out of the ordinary? Devolution™ can make it happen.


  • Steerer Tube OD: 1-1/8” to 1.5”
  • Upper head tube ID: 49.6mm
  • Lower head tube ID: 49.6mm
  • Upper head tube ream depth: 20mm
  • Lower head tube ream depth: 20mm
  • Fork crown seat OD: 30.1mm
  • Total stack height: 32.1mm
  • Lower stack height: 14.0mm
  • Weight: 250g

Buy Chris King Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

  • Delivery costFREE
  • Delivery toUSA
  • 365 Days return or exchange

    If you're not completely satisfied with an item you may return it within 12 months of purchase. We'll give you a full refund if the item hasn't been used or the component hasn’t been fitted.

    More information on returns
  • Pay by PayPal, Bank Transfer or Card


Buying Guide

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